Current Argyle, Texas Population, Demographics and stats in 2016, 2017.
Many people believe that American biologist James Watson and English physicist Francis Crick discovered DNA in the 1950s. In reality, this is not the case. Rather, DNA was first identified in the late 1860s by Swiss chemist Friedrich Miescher.
DNA Genetic Material Griffith Effect. The fact that DNA is genetic material came from the experiments using bacteria and viruses. The first series of experiments were performed by a British bacteriologist F. Griffith in 1928, using the bacterium Diplococcus pneumoniae which causes pneumonia in mammals.